000 AGXX40 KNHC 190545 MIMATS MARINE WEATHER DISCUSSION NWS TPC/NATIONAL HURRICANE CENTER MIAMI FL 200 AM EST FRI MAR 19 2010 MARINE WEATHER DISCUSSION FOR GULF OF MEXICO...CARIBBEAN SEA AND SOUTHWEST NORTH ATLC S OF 31N W OF 55W HIGH PRES ACROSS THE GULF OF MEXICO WITH MOSTLY LIGHT WINDS ACROSS THE AREA. THE HIGH WILL MOVE E AND SLY WINDS WILL INCREASE TO 20 KT OVER THE WESTERN GULF LATER TODAY. THE HIGH MOVES E INTO THE ATLC AND THE NEXT COLD FRONT MOVES OFF THE TEXAS COAST SAT EVENING AND NLY WINDS WILL INCREASE TO GALE FORCE W OF THE FRONT. THE FRONT WILL EXTEND FROM SE LOUISIANA TO THE BAY OF CAMPECHE EARLY SUN WITH GALE FORCE WINDS W OF THE FRONT IN THE SW GULF AT THAT TIME. THE FRONT WEAKENS FROM THE FLORIDA BIG BEND TO THE YUCATAN PENINSULA SUN NIGHT AND MOVES E OF THE AREA SUN. HIGH PRES BUILDS ACROSS THE AREA WITH MOSTLY LIGHT WINDS MON AND TUE. ATLC COLD FRONT EXTENDS FROM 31N66W TO E CUBA WILL MOVE E AND EXTEND OVER THE SE PORTION OF THE AREA FROM 23N65W TO HISPANIOLA FRI NIGHT THEN BECOME NEARLY STATIONARY SAT AND SUN THEN DISSIPATE MON. SLY WINDS INCREASE OVER THE NW PORTION OF THE AREA LATE SUN INTO MON AHEAD OF THE NEXT APPROACHING COLD FRONT. THE FRONT MOVES OFFSHORE LATE MON EXTENDING FROM 31N77W TO S FLORIDA LATE MON AND FROM 31N69W TO CENTRAL CUBA TUE. NW WINDS INCREASE TO 25 KT N OF 27N W OF THE FRONT. CARIBBEAN COLD FRONT EXTENDS FROM E CUBA TO SOUTHERN NICARAGUA. THE FRONT WILL BECOME STATIONARY AND GRADUALLY DISSIPATE ON SAT. A BROAD INVERTED TROUGH OVER THE CARIBBEAN ALONG 73/74W WILL CONTINUE THROUGH EARLY SAT THEN FILL AS ELY TRADES BUILD FROM THE E CARIBBEAN INTO THE CENTRAL AND W CENTRAL CARIBBEAN. GLOBAL MODELS SUGGESTING THIS CONVERGING LOW TO MID LEVEL MOISTURE ACROSS THE S CENTRAL CARIB WILL ADVECT N INTO HAITI NEXT 24 HOURS AND COULD BECOME TRAPPED JUST AHEAD OF APPROACHING FRONTAL ZONE...AND WITH JET DYNAMICS IN THE VICINITY...COULD SPELL PERIODS OF HEAVY RAINFALL FOR PORTIONS OF WRN HISPANIOLA...AND NAMELY HAITI...WHERE TENT COMMUNITIES COULD BE STRONGLY IMPACTED. ANOTHER COLD FRONT WILL MOVE INTO THE NW CARIBBEAN MON AND EXTEND FROM E CUBA TO HONDURAS TUE. NLY WINDS INCREASE TO 25 KT W OF THE FRONT. WARNINGS... ATLC... .NONE. CARIBBEAN... .NONE. GULF OF MEXICO... .GMZ080 AND GMZ082...GALE CONDITIONS EXPECTED EARLY SAT NIGHT INTO EARLY SUN. FOR ADDITIONAL INFORMATION PLEASE VISIT HTTP://WWW.HURRICANES.GOV/MARINE $$ FORECASTER DGS